Hinterland Group Inc. is covered by the following Florida State Licenses: CGC1520354, CUC1224634, EC13003615 & CBC1255077



REFRATTA HAC 100 is a super high strength repair mortar specifically designed for use in the sanitary sewer / wastewater industry. As a 100% PURE FUSED CALCIUM ALUMINATE material, it is highly resistant to microbiologically induced corrosion (MIC) commonly found in municipal waste-water systems. REFRATTA HAC 100 is ideally suited for application to lift stations, manholes, pump stations and wet wells through a wet shotcrete method.


As a super high early strength monolithic rehabilitation mortar, it has excellent properties for eliminating infiltration and inflow. REFRATTA HAC 100 has excellent adhesion properties, high compressive strength as well as superior abrasion resistance. The natural occurring elements of REFRATTA HAC 100 provide excellent resistance to highly acidic environments and naturally inhibit growth of Thiobacillus Bacteria commonly found in wastewater environments.


REFRATTA HAC 100 is composed of 100% PURE FUSED CALCIUM ALUMINATE cement and aggregates to achieve maximum chemical resistance commonly found in waste water environments. REFRATTA HAC 100 DOES NOT contain any Portland or Silica base additives.


  • Superior Corrosion Resistance
  • High Early and Late Strengths
  • Excellent Bonding to Substrates
  • Freeze / Thaw Resistant
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